If you Google, you can find tons of good stuff written in Lisps. Julia is an up-and coming language - but it is highly regarded by the data science community.

If you Google, you can find tons of good stuff written in Lisps. Julia is an up-and coming language - but it is highly regarded by the data science community. > What exactly does it mean to have "good dynamic typing facilities"? The ability to change the structure of your program at runtime will be at the top of the list for me. You can't do that with Ruby/Python.